Dr. Patrick Casey Gresham, MD
- Medicare services, 2016
- 51
- Part D claims, 2026
- 892
- Hospital affiliations
- 1
- Industry payments
- $15,952
- State license
- 1
- Practice address
- 3601 W Thirteen Mile Rd, Royal Oak, MI 48073
- Practice phone
- Call (248) 898-5400
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Gresham's professional email, personal email and mobile number
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Dr. Patrick Casey Gresham is a psychiatrist in Royal Oak, Michigan
Dr. Gresham practices at Corewell Health William Beaumont University Hospital in Royal Oak, Michigan, part of Corewell Health.
Dr. Gresham's NPI, 1700014511, was assigned on June 30, 2009. Dr. Gresham holds Michigan license 4301094996.
- NPI
- 1700014511NPI Registry (opens in a new tab)
- NPI enumeration date
- June 30, 2009
- NPI status
- Active
- Practice phone
- (248) 898-5400
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Patrick Casey Gresham practices at Corewell Health William Beaumont University Hospital in Royal Oak, Michigan
Dr. Gresham's primary practice is Corewell Health William Beaumont University Hospital, at 3601 W Thirteen Mile Rd, Royal Oak, MI 48073 in Oakland County. The practice phone is (248) 898-5400.
- Corewell Health William Beaumont University Hospital3601 W Thirteen Mile Rd, Royal Oak, MI 48073 · Oakland CountyPhone(248) 898-5400
Source: Dmand AI Affiliation Data
Dr. Patrick Casey Gresham is affiliated with 1 site of care
Dr. Gresham's primary practice is Corewell Health William Beaumont University Hospital in Royal Oak, Michigan, part of Corewell Health.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Patrick Casey Gresham's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gresham practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Corewell Health William Beaumont University Hospital | Available with a free account |
Source: Dmand AI Technology Install Data
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Dmand AI maps EHR vendors, IT decision makers and buying committees across Corewell Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Patrick Casey Gresham is one of 1,337 psychiatrists in Michigan
Psychiatry is Dr. Gresham's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Gresham is licensed in Michigan.
Specialties and state licenses
- Psychiatry, MichiganPrimary
Psychiatrists near Dr. Gresham
Counts of psychiatrists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Patrick Casey Gresham billed Medicare for 51 services in 2016
CMS data shows 51 Medicare services from Dr. Gresham across 1 procedure code in 2016, all of them office visits. Medicare paid $2,160 for them. Every service was in an office.
Dr. Gresham compared with the Michigan median for psychiatrists, 2016
- Dr. Gresham
- Michigan median
- Medicare services
- 51vs 14765% below
- Part D claims
- 747vs 2153.5 times
Medians across 1,367 psychiatrists in Michigan with Dmand AI profiles that report each measure.
Dr. Gresham's most billed Medicare procedure codes, 2016
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Gresham and other psychiatrists in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Patrick Casey Gresham's patients have a median age of 27
Across all payers, Dmand AI patient panel data puts Dr. Gresham's median patient age at 27, with 54% women.
Dr. Gresham's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 27
Patient panel by sex, all payers
- Women54%
- Men45%
Source: Dmand AI Patient Panel Data
Dr. Patrick Casey Gresham wrote 892 Medicare Part D claims in 2026
In 2026, Dr. Gresham wrote 892 Medicare Part D claims for 78 patients. 95% of them were for generic drugs. CMS names the drug for 747 of them, across 29 drugs with 11 or more claims each, at $28,492 in total drug cost. In 2023, CMS named 638 claims across 25 drugs.
Dr. Gresham's Part D claims by kind of drug, 2026
- Generic847 claims95%
- Brand-name45 claims5%
Dr. Gresham's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Gresham's Part D claims, 2026
- Antipsychotics, patients 65 and over3%28 of 892 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 6382024: 74717%
Drugs named by CMS: 29 in 2024, 25 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2026 data
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Dr. Patrick Casey Gresham received $15,952 in industry payments from 2016 to 2025
CMS Open Payments shows 1,160 general payments to Dr. Gresham from 41 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Takeda Pharmaceuticals U.S.A., Inc. paid the most, $1,618.
General payments to Dr. Gresham by program year, 2016 to 2025
General payments to Dr. Gresham by kind, 2016 to 2025
- Food and beverage$15,895100%
- Education$580%
Companies that paid Dr. Gresham the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Patrick Casey Gresham's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Patrick Casey Gresham
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Patrick Casey Gresham's NPI number?
Dr. Patrick Casey Gresham's NPI number is 1700014511. It was assigned on June 30, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. Patrick Casey Gresham?
Dr. Patrick Casey Gresham is a psychiatrist in Royal Oak, Michigan. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Patrick Casey Gresham practice?
Dr. Gresham practices at 3601 W Thirteen Mile Rd, Royal Oak, MI 48073. Dr. Gresham's primary practice is Corewell Health William Beaumont University Hospital in Royal Oak, Michigan, part of Corewell Health.
What is Dr. Patrick Casey Gresham's office phone number?
The practice phone on file for Dr. Gresham is (248) 898-5400. Dmand AI also checks direct phone and mobile numbers, available with a free account.
What is Dr. Patrick Casey Gresham's email address?
Dmand AI checks professional and personal email addresses for Dr. Gresham through healthcare-specific waterfall enrichment. They are available with a free Dmand AI account.
What is Dr. Patrick Casey Gresham's medical license number?
Dr. Gresham holds Michigan license 4301094996.
Which hospitals is Dr. Patrick Casey Gresham affiliated with?
Dr. Gresham practices at Corewell Health William Beaumont University Hospital in Royal Oak, Michigan.
Does Dr. Patrick Casey Gresham accept Medicare?
Yes. CMS data shows Dr. Gresham billed Medicare for 51 services in 2016.
What services does Dr. Patrick Casey Gresham bill to Medicare?
In 2016, Dr. Gresham's most billed Medicare services were office visit, established patient (99213).
What drugs does Dr. Patrick Casey Gresham prescribe most?
In 2024 Medicare Part D data, Dr. Gresham's most prescribed drugs by claims were Alprazolam, Sertraline HCl and Trazodone HCl.
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Has Dr. Patrick Casey Gresham received payments from drug or device companies?
CMS Open Payments shows $15,952 in general payments to Dr. Gresham from 41 companies from 2016 to 2025. The largest total came from Takeda Pharmaceuticals U.S.A., Inc.
How long has Dr. Patrick Casey Gresham been practicing?
Dr. Gresham's NPI was assigned in 2009.
What EHR does Dr. Patrick Casey Gresham's practice use?
Dmand AI tracks the EHR system at Corewell Health William Beaumont University Hospital. The vendor and product are available with a free Dmand AI account.
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